231598745107 has 2 divisors, whose sum is σ = 231598745108. Its totient is φ = 231598745106.

The previous prime is 231598745033. The next prime is 231598745129. The reversal of 231598745107 is 701547895132.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 231598745107 - 2¹¹ = 231598743059 is a prime.

It is not a weakly prime, because it can be changed into another prime (231598745137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115799372553 + 115799372554.

It is an arithmetic number, because the mean of its divisors is an integer number (115799372554).

Almost surely, 2^231598745107 is an apocalyptic number.

231598745107 is a deficient number, since it is larger than the sum of its proper divisors (1).

231598745107 is an equidigital number, since it uses as much as digits as its factorization.

231598745107 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2116800, while the sum is 52.

The spelling of 231598745107 in words is "two hundred thirty-one billion, five hundred ninety-eight million, seven hundred forty-five thousand, one hundred seven".